Castle Biosciences Inc (CSTL)vsEli Lilly and Company (LLY)
CSTL
Castle Biosciences Inc
$21.38
-2.73%
HEALTHCARE · Cap: $627.83M
LLY
Eli Lilly and Company
$1,117.26
+0.92%
HEALTHCARE · Cap: $1.01T
Smart Verdict
WallStSmart Research — data-driven comparison
Eli Lilly and Company generates 21155% more annual revenue ($72.25B vs $339.92M). LLY leads profitability with a 35.0% profit margin vs -3.8%. LLY earns a higher WallStSmart Score of 76/100 (B+).
CSTL
Avoid31
out of 100
Grade: F
LLY
Strong Buy76
out of 100
Grade: B+
Intrinsic Value Comparison
Multi-model valuation · Graham Formula
Margin of Safety
+58.2%
Fair Value
$77.42
Current Price
$21.38
$56.04 discount
Intrinsic value data unavailable for LLY.
Key Strengths & Concerns
Side-by-side fundamental analysis
Key Strengths
Reasonable price relative to book value
Conservative balance sheet, low leverage
Safe zone — low bankruptcy risk
Mega-cap, among the largest globally
Every $100 of equity generates 81 in profit
Keeps 35 of every $100 in revenue as profit
Strong operational efficiency at 49.4%
Revenue surging 55.5% year-over-year
Earnings expanding 169.9% YoY
Areas to Watch
Smaller company, higher risk/reward
Weak financial health signals
ROE of -2.8% — below average capital efficiency
Revenue declined 4.9%
Expensive relative to growth rate
Elevated debt levels
Premium valuation, high expectations priced in
Trading at 32.0x book value
Comparative Analysis Report
WallStSmart ResearchBull Case : CSTL
The strongest argument for CSTL centers on Price/Book, Debt/Equity, Altman Z-Score.
Bull Case : LLY
The strongest argument for LLY centers on Market Cap, Return on Equity, Profit Margin. Profitability is solid with margins at 35.0% and operating margin at 49.4%. Revenue growth of 55.5% demonstrates continued momentum.
Bear Case : CSTL
The primary concerns for CSTL are Market Cap, Piotroski F-Score, Return on Equity.
Bear Case : LLY
The primary concerns for LLY are PEG Ratio, Debt/Equity, P/E Ratio. A P/E of 40.2x leaves little room for execution misses.
Key Dynamics to Monitor
CSTL profiles as a turnaround stock while LLY is a growth play — different risk/reward profiles.
CSTL carries more volatility with a beta of 1.02 — expect wider price swings.
LLY is growing revenue faster at 55.5% — sustainability is the question.
LLY generates stronger free cash flow (3.0B), providing more financial flexibility.
Bottom Line
LLY scores higher overall (76/100 vs 31/100), backed by strong 35.0% margins and 55.5% revenue growth. CSTL offers better value entry with a 58.2% margin of safety. Both earn "Strong Buy" and "Avoid" ratings respectively — the choice depends on your investment horizon and risk tolerance.
This analysis is generated from publicly available financial data. Not financial advice.
Castle Biosciences Inc
HEALTHCARE · DIAGNOSTICS & RESEARCH · USA
Castle Biosciences Inc. is a leading diagnostics company dedicated to improving patient care through cutting-edge gene-expression profiling tests, specifically in the realm of skin cancer, with its flagship product, DecisionDx®-Melanoma. This innovative solution provides crucial insights into patient risk stratification, thus facilitating informed treatment decisions in melanoma management. With a steadfast commitment to precision medicine and a robust research and development framework, Castle Biosciences is strategically positioned to expand its portfolio and address pivotal clinical needs. By focusing on the complexities of oncology, the company aims to enhance clinical outcomes while driving significant value for shareholders.
Visit Website →Eli Lilly and Company
HEALTHCARE · DRUG MANUFACTURERS - GENERAL · USA
Eli Lilly and Company is an American pharmaceutical company headquartered in Indianapolis, Indiana, with offices in 18 countries. Its products are sold in approximately 125 countries.
Visit Website →Compare with Other DIAGNOSTICS & RESEARCH Stocks
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